Mong is a very rare name used for both girls and boys that was most common in the 1980s and has all but disappeared.
Mong is predominantly a boy name. It last appears in U.S. records in 2000. Mong first appears in 1979 and peaked in 1989 (11 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2000 | 5 | 5 | — | #11,590 |
| 1996 | 6 | — | — | #8,648 |
| 1995 | 7 | — | — | #7,537 |
| 1993 | 7 | — | — | #7,359 |
| 1992 | 8 | — | — | #6,497 |
| 1991 | 6 | — | — | #7,926 |
| 1990 | 7 | — | — | #6,922 |
| 1989 | 11 | — | — | #4,715 |
| 1988 | 6 | — | — | #6,985 |
| 1987 | 5 | — | — | #7,756 |
| 1986 | 10 | — | — | #4,362 |
| 1984 | 14 | — | #8,797 | #5,376 |
| 1983 | 7 | — | — | #5,290 |
| 1982 | 6 | — | #10,026 | — |
| 1979 | 5 | — | #11,321 | — |